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COMP Cams Camshaft CB XR271HR-12

SKU: CCA11-775-8

Camshafts

CCA Camshafts...

COMP Cams Camshaft CB XR271HR-12

SKU: CCA11-775-8

Camshafts

CCA Camshafts...

A$1,108.88
Limited Availability from MFR Limited stock available from the manufacturer's distribution centre. The dispatch timeframe shown is an estimate based on historical orders of this part. This item is not held in our own warehouse, and availability and release timing may vary depending on manufacturer stock movements and processing at the time of ordering.
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Description

BBC - 1965-66 396 c.i.d. models have an oiling groove in the rear journal. The listed part numbered cams will not fit these models, so if you require a Camshaft with the oiling groove, please call us at 1-800-999-0853 or contact us, and we will assist you with placing an order. WARNING: Camshaft Optimized for use with a Melanized or Nitrided distributor Gear. Not compatible with cast or Steel Gears without similar surface treatments. Failure to utilize the proper distributor Gear will void all warranties and/or return policies.

Product Overview

396; 402; 427; 454; 496; 502; 572; 632; Chevrolet; BBC; Big Block Chevy; Big Block Chevrolet; Chevelle; Corvette; Mark IV; GEN 4; Monte Carlo; Caprice; Sprint; Nova; Camaro; Firebird; L78; Z16; L37; L34; L35; L37; L66; LS3; L34; L35; L37; L66; COPO; ZL1; C10; K10

Product Details

Amazon ASIN:B002EE2A76
Assembly Lubricant Included:No
C.A.R.B. E.O. Number:N/A
C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?:Yes, but must meet tailpipe emission standards for year of vehicle.
C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?:Yes, but must meet tailpipe emission standards for year of vehicle.
C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?:Yes, but must meet tailpipe emission standards for year of vehicle.
C.A.R.B. Exempt for On-Road Vehicles?:No
C.A.R.B. Exempt for Racing and Off-Road Only Vehicles?:Yes, but must be a race/competition only vehicle.
C.A.R.B. Exemption Reason:N/A
California Proposition 65:WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
Camshaft Gear Attachment:3-Bolt
Camshaft Material:Austempered Ductile Iron
Description:Xtreme Energy 224/232 Solid Roller Cam for Chevrolet Big Block 396-454
K-Kit Upgrade:K11-775-8
Lifters Included:No
Lobe Separation:112
Part Number:cca11-775-8
Title:0
Valve Springs Required:Yes

Application Summary

Chevrolet GEN IV 396-454 Big Block Engines Originally Equipped with Flat Tappet Camshafts

Part Type

Engine Camshaft

Data: v4.2 - Upd: 2026-10-13 17:49:24

Specifications

Product Attributes - Brand
COMP Cams
Product Attributes - Manufacturer's Part Number
11-775-8
Product Attributes - Part Type
Camshafts
Product Attributes - Product Line
COMP Cams Xtreme Energy Camshafts
Product Attributes - UPC
036584065944
Product Attributes - Cam Style
Solid roller, Retro-fit
Product Attributes - Camshaft Use
Racing
Product Attributes - Basic Operating RPM Range
5,000-7,800
Product Attributes - Intake Duration at 050 inch Lift
224
Product Attributes - Exhaust Duration at 050 inch Lift
232
Product Attributes - Duration at 050 inch Lift
224 int./232 exh.
Product Attributes - Advertised Intake Duration
324
Product Attributes - Advertised Exhaust Duration
332
Product Attributes - Advertised Duration
324 int./332 exh.
Product Attributes - Intake Valve Lift with Factory Rocker Arm Ratio
0.775 in.
Product Attributes - Exhaust Valve Lift with Factory Rocker Arm Ratio
0.748 in.
Product Attributes - Valve Lift with Factory Rocker Arm Ratio
0.775 int./0.748 exh.
Product Attributes - Lobe Separation (degrees)
112
Product Attributes - Camshaft Gear Attachment
3-bolt
Product Attributes - Remanufactured
No
Product Attributes - Computer-Controlled Compatible
No
Product Attributes - Grind Number
CB XR271HR-12
Product Attributes - Valve Springs Required
Yes
Product Attributes - Quantity
Sold individually.

Reference Information

Brand Name/s Comp Cams
StreetFX SKU cca11-775-8
SFX Item ID 4118556
Supplier Item Code 4118556
Manufacturer SKU 11-775-8
Manufacturer UPC 36584065944
Alternative References l78;, z16;, l37;, l34;, l35;, l66;

Compatibility

Chevrolet GEN IV 396-454 Big Block Engines Originally Equipped with Flat Tappet Camshafts

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